Kelsey Draughtsman's Universal Square and protractor

Kelsey Draughtsman's Universal Square and protractor

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Kelsey Draughtsman's Universal Square and protractor
Science Museum Group
© The Board of Trustees of the Science Museum

Kelsey Draughtsman's Universal Square and protractor, complete with base

Details

Category:
Mathematics
Object Number:
1936-451
type:
drawing instruments and combined scale protractors
credit:
Mr. F.E. Wertheim.